CN102117960A - Composite material strip line waveguide radiating unit - Google Patents
Composite material strip line waveguide radiating unit Download PDFInfo
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- CN102117960A CN102117960A CN2010106143570A CN201010614357A CN102117960A CN 102117960 A CN102117960 A CN 102117960A CN 2010106143570 A CN2010106143570 A CN 2010106143570A CN 201010614357 A CN201010614357 A CN 201010614357A CN 102117960 A CN102117960 A CN 102117960A
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- loudspeaker
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Abstract
The invention discloses a composite material strip line waveguide radiating unit. The radiating unit consists of 13 layers of planar materials with different thicknesses, namely reinforcing layers, strip line outer adhesive film layers, a radiating unit upper grounding plate and radiating slot horn single-side copper-clad plate layer, a radiating unit lower grounding plate and radiating slot horn single-side copper-clad plate layer, medium supporting layers and a radiating unit central conductor single-side copper-clad plate layer, wherein a radiating unit upper grounding plate, a radiating unit lower grounding plate, and a radiating slot horn and a horn isolating slot with the same pattern are printed on the radiating unit upper grounding plate and radiating slot horn single-side copper-clad plate layer and the radiating unit lower grounding plate and radiating slot horn single-side copper-clad plate layer; and a radiating unit central conductor and a radiating slot horn feed open-circuit line are printed on the radiating unit central conductor single-side copper-clad plate layer. The radiating unit is structurally and electrically matched with a composite material strip line waveguide well, so that the radiating unit has the characteristics of light weight and low loss and is easy to machine, and is the radiating unit of a microwave array antenna in the field of radars or communication.
Description
Technical field
The present invention relates to radar or communication antenna waveguide antenna unit field, particularly the banded line waveguide antenna of composite material unit is mainly used in weight such as radar, communication, measurement, astronomical observation and requires relatively stricter microwave array antenna system.
Technical background
The radiating element of microwave array antenna concerns with having quite closely for the microwave transmission line of its feed, as between microband paste radiating element and the microstrip waveguide, between waveguide crack radiating element and the rectangular waveguide, between half-wave dipole radiating element and the coaxial line waveguide or the like.And can especially also not have by the radiating element that the banded line waveguide of composite material is made with the antenna radiation unit of the banded line waveguide coupling of composite material, if can design the banded line waveguide antenna of a kind of composite material unit, then will inevitably structure and electric on can matched well be arranged with the banded line waveguide of composite material.
Summary of the invention
The technical problem to be solved in the present invention: give novel " the banded line waveguide of composite material " design a kind of, solve microwave feeder, radiating element and active microwave device matching problem in radar or the communication system in structure and the electric all banded line waveguide antenna of the composite material of matched well unit with it.The banded line waveguide antenna of designed composite material cellular construction is stable, in light weight, has good Electro Magnetic Compatibility and sealing with the banded line waveguide of composite material.
The technical scheme that the present invention deals with problems: the banded line waveguide antenna of composite material unit is formed by bag pressure or mold pressing high temperature gummed by the planar materials of 13 layers of different-thickness.The structural order of 13 planar material layers is respectively back-up coat (1) from top to bottom, the outer adhesive film (2) of strip line, ground plate and radius loudspeaker single-side coated copper plate layer (3) on the radiating element, adhesive film (4) in the strip line, dielectric support layer (5), adhesive film (6) in the strip line, radiating element center conductor single-side coated copper plate layer (7), adhesive film (8) in the strip line, adhesive film (10) in the dielectric support layer (9), strip line, ground plate and radius loudspeaker single-side coated copper plate layer (11) under the radiating element, the outer adhesive film (12) of strip line, back-up coat (13).On the described radiating element ground plate and radius loudspeaker single-side coated copper plate layer cover the copper layer down, print ground plate (3b), radius loudspeaker (b1) and loudspeaker isolation channel (b2) on the radiating element on it; Radiating element center conductor single-side coated copper plate layer cover the copper layer up, print radiating element center conductor (7b-1) and radius loudspeaker feed open-circuit line (7b-2) on it, in addition the impedance transformer (7b-0) of radiating element to 50 ohm standard output port; Be used for the electromagnetic energy in the stripline waveguide is coupled to the radius loudspeaker, under the radiating element ground plate and radius loudspeaker single-side coated copper plate layer cover the copper layer up, print ground plate (11b), radius loudspeaker (b1) and loudspeaker isolation channel (b2) under the radiating element on it; The relative position figure relation of radius loudspeaker (b1) and feed open-circuit line (7b-2) is determined by parameter D1 and D2.
The reinforcing layer material of the banded line waveguide antenna of described composite material unit is that epoxy glass fabric or flame retardant epoxy spin synthetic fibre cloth prepreg; The outer adhesive film material of strip line is an epoxy jelly membrane; The single-side coated copper plate layer material is a LPI no-halogen type polyimide film copper clad laminate; The adhesive film material is an AFA no-halogen type acrylic acid glued membrane in the strip line; The dielectric support layer material is the PMI polymethacrylimide foam.
Beneficial effect of the present invention with above-mentioned technical characterictic is as follows:
The present invention guarantees under low-loss prerequisite, has realized Stability Analysis of Structures, simple, the good stripline waveguide radiating element of sealing of processing by adopting adhering method.Realized certain intensity, reduced material cost by the method for glueing joint back-up coat; By selecting the single-side coated copper plate material for use, carry out track processing, with the banded line waveguide of composite material design together, with processing, reduced difficulty of processing and cost.The present invention can with the banded line waveguide of composite material implementation structure on and electric on matched well, have excellent sealing performance, and in light weight, be well behaved array antenna radiating element.Can in engineering practice, large-scale popularization use.
Description of drawings
The relative position figure of banded line waveguide antenna unit radius loudspeaker of Fig. 1 composite material of the present invention and feed open-circuit line.
Banded line waveguide antenna unit center conductor of Fig. 2 composite material of the present invention and feed open circuit line chart.
The banded line waveguide antenna of Fig. 3 composite material of the present invention unit radius loudspeaker, isolation channel figure.
Stacking in proper order and structure chart of 13 layer plane materials of the banded line waveguide antenna of Fig. 4 composite material of the present invention unit.
The banded line waveguide antenna of Fig. 5 composite material of the present invention unit pictorial diagram.
The standing wave ratio of input voltage measured curve of the banded line waveguide antenna of Fig. 6 composite material of the present invention unit, abscissa is a frequency, unit is GHz.
Embodiment
In conjunction with above-mentioned accompanying drawing, the present invention is described further by embodiment.
The design frequency range is S-band 3.1GHz～3.4GHz.
As shown in Figure 1, single-side coated copper plate layer 3 of the present invention cover copper 3b layer down, print ground plate, radius loudspeaker b1 and loudspeaker isolation channel b2 on the radiating element on it; Single-side coated copper plate layer 11 cover copper 11b layer up, print ground plate, radius loudspeaker b1 and loudspeaker isolation channel b2 under the radiating element on it.Single-side coated copper plate layer 7 cover copper 7b layer up, print impedance transformer 7b-0 on it, radiating element center conductor 7b-1 and radius loudspeaker feed open-circuit line 7b-2 (in conjunction with seeing Fig. 2).In conjunction with Fig. 1 and Fig. 3 as can be seen, the printed circuit pattern of 3b and 11b is identical, and direction one positive is anti-.The relative direction of the circuitous pattern in three layers of copper-clad plate 3,7,11 and position relation are determined by parameter D1 and D2.The dielectric layer of ground plate and radius loudspeaker single-side coated copper plate layer 3,7,11 is respectively 3a, 7a, 11a (see figure 4) under single-side coated copper plate layer 3 and 11 radiating elements.
As shown in Figure 4,13 layer plane title materials of the present invention and thickness are as described below, and wherein sequence number also is the level number of material simultaneously also:
1 flame retardant epoxy spins synthetic fibre cloth prepreg, 0.2mm is thick, and its curing temperature is about 130 degrees centigrade;
2 epoxy jelly membranes, 0.1mm are thick, and its curing temperature is about 130 degrees centigrade;
Ground plate and radius loudspeaker single-side coated copper plate layer on 3 radiating elements, material are that LPI no-halogen type polyimide film copper clad laminate, 0.035mm are thick, and printing figures parameter is seen Fig. 3 and table 2 on it;
4AFA no-halogen type acrylic acid glued membrane, 0.05mm are thick, and its curing temperature is about 160 degrees centigrade;
5PMI polymethacrylimide foam, 5mm are thick;
6AFA no-halogen type acrylic acid glued membrane, 0.05mm are thick, and its curing temperature is about 160 degrees centigrade;
7 radiating element center conductors and radius loudspeaker feed open-circuit line single-side coated copper plate layer, material is that LPI no-halogen type polyimide film copper clad laminate, 0.035mm are thick, printing figures parameter is seen Fig. 2 and table 1 on it;
8AFA no-halogen type acrylic acid glued membrane, 0.05mm are thick, and its curing temperature is about 160 degrees centigrade;
9PMI polymethacrylimide foam, 5mm are thick;
10AFA no-halogen type acrylic acid glued membrane, 0.05mm are thick, and its curing temperature is about 160 degrees centigrade;
Ground plate and radius loudspeaker single-side coated copper plate layer under 11 radiating elements, material are that LPI no-halogen type polyimide film copper clad laminate, 0.035mm are thick, and printing figures parameter is seen Fig. 3 and table 2 on it;
12 epoxy jelly membranes, 0.1mm are thick, and its curing temperature is about 130 degrees centigrade;
13 flame retardant epoxies spin synthetic fibre cloth prepreg, 0.2mm is thick, and its curing temperature is about 130 degrees centigrade;
Earlier 3～11 layers are stacked according to order shown in Figure 4 and direction, 3, the relative position parameter D1 between 7,11 is 28.25mm, D2 is 27.65mm (seeing Table 3), after the about 160 celsius temperatures splicing of bag pressure method shaping, stack last 1,2 layer and 12,13 layers according to order shown in Figure 4 and direction again, glued joint shaping with about 130 celsius temperatures of bag pressure method, make the banded line waveguide of composite material shown in Figure 5.Stripline waveguide thickness after making is 10.8mm ± 0.1mm, and length is 140mm, and width is 120mm, and its weight is 45g, and the standing wave ratio of input voltage curve of test is seen Fig. 6.From the standing wave curve as can be seen, the banded beta radiation of this composite material unit is the ideal antenna radiating element of a standing-wave ratio broader bandwidth.
Table 1 radiating element center conductor and radius loudspeaker feed open-circuit line size table
| W1(mm) | W2(mm) | W3(mm) | W4(mm) | W5(mm) | L1(mm) | L3(mm) | L4(mm) |
| 8.7 | 4.3 | 6.42 | 9.12 | 13.29 | 43.85 | 20.2 | 6.47 |
Table 2 radiating element groove loudspeaker size table
| DW0(mm) | DW1(mm) | DW2(mm) | DW3(mm) | DH0(mm) | DH1(mm) | DH2(mm) |
| 20.85 | 3.5 | 23.825 | 3.5 | 20.0 | 0.85 | 42.7 |
Table 3 groove loudspeaker and feed open circuit device relative position size table
| D1(mm) | D2(mm) |
| 28.25 | 27.65 |
Claims (8)
1. the banded line waveguide antenna of a composite material unit by the planar materials of 13 layers of different-thickness, forms by bag pressure or mold pressing high temperature gummed.It is characterized in that: the structural order of described planar material layer is respectively back-up coat (1) from top to bottom, the outer adhesive film (2) of strip line, ground plate and radius loudspeaker single-side coated copper plate layer (3) on the radiating element, adhesive film (4) in the strip line, dielectric support layer (5), adhesive film (6) in the strip line, radiating element center conductor single-side coated copper plate layer (7), adhesive film (8) in the strip line, dielectric support layer (9), adhesive film (10) in the strip line, ground plate and radius loudspeaker single-side coated copper plate layer (11) under the radiating element, the outer adhesive film (12) of strip line, back-up coat (13), ground plate and radius loudspeaker single-side coated copper plate layer (3) covers copper layer (3b) down, ground plate on the printing radiating element on it on the described radiating element, radius loudspeaker (b1) and loudspeaker isolation channel (b2); Under the radiating element ground plate and radius loudspeaker single-side coated copper plate layer (11) cover copper layer (11b) up, print ground plate and radius loudspeaker (b1) and the radiation loudspeaker isolation channel (b2) identical under the radiating element on it with covering copper layer (3b); Radiating element center conductor single-side coated copper plate layer (7) cover copper layer (7b) up, print radiating element center conductor (7b-1) and radius loudspeaker feed open-circuit line (7b-2) on it, be used for the electromagnetic energy in the stripline waveguide is coupled to the radius loudspeaker; The dielectric layer of single-side coated copper plate layer (3,7,11) is respectively (3a, 7a, 11a), and three layers of copper-clad plate (3,7,11) are gone up the relative position relation of radius loudspeaker and feed open-circuit line and determined by parameter D1 and D2.
2. the banded line waveguide antenna of composite material according to claim 1 unit, it is characterized in that: in radius loudspeaker (b1) both sides width being arranged is DW1, length is the short-circuit line isolation channel (b2) of DH0, is used for limiting the border of radius loudspeaker conductor.
3. the banded line waveguide antenna of composite material according to claim 1 unit, it is characterized in that: the input impedance of radiating element is designed to 100 ohm, dimensional requirement when organizing battle array to satisfy, the input port of radiating element transforms to 50 general ohmage ports by step, with convenient test.
4. the banded line waveguide antenna of composite material according to claim 1 unit is characterized in that: radius loudspeaker feed open-circuit line (7b-2) width W 1:8.7mm, length L 1:43.85mm, feeding centre conductor (7b-1) width W 2:4.3mm.
5. the banded line waveguide antenna of composite material according to claim 1 unit is characterized in that: the bore DW0:20.85mm of radius loudspeaker, the height of loudspeaker (DH0+DH1): 20.85mm; The width D W2:42.7mm of loudspeaker root groove, length DH2:42.7mm; Isolation channel width D W1:3.5mm, length DH0:20.mm, the distance D W2:23.825mm between isolation channel edge and the horn mouth edge.
6. the banded line waveguide antenna of composite material according to claim 1 unit is characterized in that: the relative position parameter D1:28.25mm of radius loudspeaker and feed open-circuit line, D2:27.65mm.
7. the banded line waveguide antenna of composite material according to claim 1 unit, it is characterized in that: back-up coat (1,13) material is that epoxy glass fabric or flame retardant epoxy spin synthetic fibre cloth prepreg; Outer adhesive film (2, the 12) material of strip line is an epoxy jelly membrane; Single-side coated copper plate layer (3,7,11) material is a LPI no-halogen type polyimide film copper clad laminate; Adhesive film (4,6,8,10) material is an AFA no-halogen type acrylic acid glued membrane in the strip line; Dielectric support layer (5,9) material is the PMI polymethacrylimide foam.
8. according to claim 1 or the banded line waveguide antenna of 7 described composite materials unit, it is characterized in that: the thickness of described epoxy jelly membrane (2,12) is 0.1～0.3mm; Described LPI no-halogen type polyimide film copper clad laminate (3,7,11) thickness is 0.035mm; Described AFA no-halogen type acrylic acid glued membrane (4,6,8,10) thickness is 0.05mm; Described PMI polymethacrylimide foam (5,9) thickness is 5mm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106143570A CN102117960B (en) | 2010-12-28 | 2010-12-28 | Composite material strip line waveguide radiating unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106143570A CN102117960B (en) | 2010-12-28 | 2010-12-28 | Composite material strip line waveguide radiating unit |
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| Publication Number | Publication Date |
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| CN102117960A true CN102117960A (en) | 2011-07-06 |
| CN102117960B CN102117960B (en) | 2013-11-13 |
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| CN2010106143570A Expired - Fee Related CN102117960B (en) | 2010-12-28 | 2010-12-28 | Composite material strip line waveguide radiating unit |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105322262A (en) * | 2015-11-17 | 2016-02-10 | 西安电子工程研究所 | Composite stripline waveguide detection and calibration network and processing method |
| CN105680165A (en) * | 2014-11-20 | 2016-06-15 | 中国航空工业集团公司雷华电子技术研究所 | Radiator |
| CN107078380A (en) * | 2014-11-06 | 2017-08-18 | 索尼公司 | The strip line coupling antenna with periodicity groove for wireless electron device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0543033B1 (en) * | 1991-11-16 | 1995-01-25 | Hewlett-Packard GmbH | A connecting arrangement for providing a releasable connection between two striplines |
| CN1632985A (en) * | 2003-12-23 | 2005-06-29 | 刘正芳 | Plane antenna |
| CN101022187A (en) * | 2007-02-08 | 2007-08-22 | 上海交通大学 | Single directional wide-band millimetre wave planar slot antenna |
-
2010
- 2010-12-28 CN CN2010106143570A patent/CN102117960B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0543033B1 (en) * | 1991-11-16 | 1995-01-25 | Hewlett-Packard GmbH | A connecting arrangement for providing a releasable connection between two striplines |
| CN1632985A (en) * | 2003-12-23 | 2005-06-29 | 刘正芳 | Plane antenna |
| CN101022187A (en) * | 2007-02-08 | 2007-08-22 | 上海交通大学 | Single directional wide-band millimetre wave planar slot antenna |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107078380A (en) * | 2014-11-06 | 2017-08-18 | 索尼公司 | The strip line coupling antenna with periodicity groove for wireless electron device |
| CN107078380B (en) * | 2014-11-06 | 2020-01-03 | 索尼公司 | Wireless electronic device |
| CN105680165A (en) * | 2014-11-20 | 2016-06-15 | 中国航空工业集团公司雷华电子技术研究所 | Radiator |
| CN105322262A (en) * | 2015-11-17 | 2016-02-10 | 西安电子工程研究所 | Composite stripline waveguide detection and calibration network and processing method |
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| CN102117960B (en) | 2013-11-13 |
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